Global Change Master Directory gsfc-gcmduso@mail.nasa.gov 50 2013-05-22T10:35:23Z http://mddemo.gsfc.nasa.gov/KeywordSearch/OpenSearch.do 3 0 http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]CGIS_MD_HILLSHADE -79.4938,37.8713,-75.045,39.7425 2003-03-24T00:00:00Z T00:00:00Z 2012-06-13T04:00:00Z

This is a hillshade layer for the state of Maryland derived from the USGS National Elevation Dataset. For use in conjunction with other Maryland GIS data. Created or topographic context. ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]CGIS_montgomery_GIS_atlas -78.0,38.0,-76.0,40.0 2009-04-14T04:00:00Z

This data atlas provides GIS maps for download into a GIS database. The atlas includes feature data and image data. The feature data consists of airports, census block groups, ...

http://gcmd.gsfc.nasa.gov/getdif.htm?[GCMD]CGIS_MMRG -79.91,37.69,-74.82,39.95 2009-04-14T04:00:00Z

The Maryland Mapping Resource Guide (MMRG) provides users with an easy, convenient way to search and retrieve contact information for Maryland State Geographic Information Coordinating ...